Weygandt, Wilhelm Beitrag zur Lehre von den psychischen Epidemien

Weygandt, Jerry J. Managerial Accounting: Tools for Business Decision Making, International Adaptation

Weygandt, Cornelius 1871- The Dutch Country;

Weygandt, Cornelius Irish Plays and Playwrights

1870-1939, Weygandt Wilhelm Abnorme Charaktere In Der Dramatischen Literatur: Shakespeare, Goethe, Ibsen, Gerhart Hauptmann